Metacat

CREATE TABLE systemMetadata (

	guid   text,          -- the globally unique string identifier of the object that the system metadata describes

	serial_version VARCHAR(256), --the serial version of the object

	date_uploaded TIMESTAMP, -- the date/time the document was first submitted

	rights_holder VARCHAR(250), --the user who has rights to the document, usually the first persons to upload it

	checksum VARCHAR(512), --the checksum of the doc using the given algorithm (see below)

	checksum_algorithm VARCHAR(250), --the algorithm used to calculate the checksum

	origin_member_node VARCHAR(250), --the member node where the document was first uploaded

	authoritive_member_node VARCHAR(250), --the member node that currently controls the document

	date_modified TIMESTAMP, -- the last date/time that the file was changed

	submitter VARCHAR(256), -- the user who originally submitted the doc

	object_format VARCHAR(256), --the format of the object

	size VARCHAR(256), --the size of the object

	archived boolean,	 -- specifies whether this an archived object

	replication_allowed boolean,	 -- replication allowed

	number_replicas INT8, 	-- the number of replicas allowed

	obsoletes   text,       -- the identifier that this record obsoletes

	obsoleted_by   text,     -- the identifier of the record that replaces this record

	CONSTRAINT systemMetadata_pk PRIMARY KEY (guid)

);

CREATE TABLE systemMetadataReplicationPolicy (

	guid text,	-- the globally unique string identifier of the object that the system metadata describes

	member_node VARCHAR(250),	 -- replication member node

	policy text,	 -- the policy (preferred, blocked, etc...TBD)

	CONSTRAINT systemMetadataReplicationPolicy_fk 

		FOREIGN KEY (guid) REFERENCES systemMetadata DEFERRABLE

);

CREATE TABLE systemMetadataReplicationStatus (

	guid text,	-- the globally unique string identifier of the object that the system metadata describes

	member_node VARCHAR(250),	 -- replication member node

	status VARCHAR(250),	 -- replication status

	date_verified TIMESTAMP, 	-- the date replication was verified   

	CONSTRAINT systemMetadataReplicationStatus_fk 

		FOREIGN KEY (guid) REFERENCES systemMetadata DEFERRABLE

);

/*

 * Remove the old Identifier table (pre-2.0)

 */

DROP TABLE IF EXISTS identifier;

/*

 * Create the new one (DataONE features)

 */

CREATE TABLE identifier (

   guid   text,          -- the globally unique string identifier

   docid  VARCHAR(250),  -- the local document id #

   rev    INT8,          -- the revision part of the local identifier

   CONSTRAINT identifier_pk PRIMARY KEY (guid)

);

/*

 * add the nodedatadate column to the tables that need it 

 */

ALTER TABLE xml_nodes ADD COLUMN nodedatadate TIMESTAMP;

ALTER TABLE xml_nodes_revisions ADD COLUMN nodedatadate TIMESTAMP;

ALTER TABLE xml_path_index ADD COLUMN nodedatadate TIMESTAMP;

CREATE INDEX xml_path_index_idx5 ON xml_path_index (nodedatadate);

/**

 * track the user-agent for the request

 */

ALTER TABLE access_log ADD COLUMN user_agent VARCHAR(512);

/*

 * Register the new schema

 */

INSERT INTO xml_catalog (entry_type, public_id, system_id)

  VALUES ('Schema', '@eml2_1_1namespace@', '/schema/eml-2.1.1/eml.xsd');  

/**

 * Generate GUIDs for docid.rev

 */

INSERT INTO identifier (docid, rev, guid) 

	SELECT docid, rev, docid || '.' || rev FROM xml_documents

	UNION	

	SELECT docid, rev, docid || '.' || rev FROM xml_revisions;

--INSERT 0 156644

/**

 *  Add guid in xml_access table

 */

ALTER TABLE xml_access ADD COLUMN guid text;

/**

 *  Expand accessfileid in xml_access table to hold guids

 */

ALTER TABLE xml_access ALTER COLUMN accessfileid TYPE text;

/**

 * Upgrade xml_access records to use GUID from identifier table

 * NOTE: This duplicates existing access rules for every revision of a document

 */

INSERT INTO xml_access (

	guid, principal_name, permission, perm_type, perm_order, 

	docid, accessfileid, begin_time, end_time, ticket_count, subtreeid, startnodeid, endnodeid

)

	SELECT 

		id.guid, xa.principal_name, xa.permission, xa.perm_type, xa.perm_order, 

		xa.docid, xa.accessfileid, xa.begin_time, xa.end_time, xa.ticket_count, xa.subtreeid, xa.startnodeid, xa.endnodeid

	FROM identifier id, xml_access xa

	WHERE id.docid = xa.docid;

--INSERT 0 311224

/**

 * Include inline data access rows -- they have a special guid: 'scope.docid.rev.index'

 */

INSERT INTO xml_access (

	guid, principal_name, permission, perm_type, perm_order, 

	docid, accessfileid, begin_time, end_time, ticket_count, subtreeid, startnodeid, endnodeid

)

	SELECT 

		docid, principal_name, permission, perm_type, perm_order, 

		docid, accessfileid, begin_time, end_time, ticket_count, subtreeid, startnodeid, endnodeid

	FROM xml_access

	WHERE docid like '%.%.%.%';

--INSERT 0 18

/**

 * Update the accessfileid to use their guid

 * NOTE: uses the last revision's guid as the new value for accessfileid

 * uses a temporary table

 **/

CREATE TABLE max_identifier (guid text, docid VARCHAR(250), rev INT8);

/** insert the max rev identifier for each document **/

INSERT INTO max_identifier (docid, rev, guid)

SELECT docid, MAX(rev), docid || '.' || MAX(rev)

FROM identifier

GROUP BY docid;

--INSERT 0 57841

/** create some indexes to speed up the join **/

CREATE INDEX maxid_docid_index ON max_identifier (docid);

CREATE INDEX maxid_guid_index ON max_identifier (docid);

CREATE INDEX accessfileid_index on xml_access (accessfileid);

CREATE INDEX xml_access_guid_index on xml_access (guid);

UPDATE xml_access xa

SET accessfileid = maxid.guid

FROM max_identifier maxid

WHERE xa.accessfileid = maxid.docid

AND xa.guid IS NOT null;

--UPDATE 310427

DROP INDEX maxid_docid_index;

DROP INDEX maxid_guid_index;

DROP INDEX accessfileid_index;

DROP INDEX xml_access_guid_index;

DROP TABLE max_identifier;

/**

 * Remove old access rules

 */

DELETE FROM xml_access WHERE guid is null;

--DELETE 105432

/**

 * clean up the xml_access table

 */

ALTER TABLE xml_access DROP COLUMN docid;

/**

 * expand xml_path_index 'path' column to hold larger strings 

 */

ALTER TABLE xml_path_index ALTER COLUMN path TYPE text;

/*

 * update the database version

 */

UPDATE db_version SET status=0;

INSERT INTO db_version (version, status, date_created) 

  VALUES ('2.0.0', 1, CURRENT_DATE);